Triclopyr, 10.0 µg/ml, Acetonitrile, 10ml

alpha-Endosulfan, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 959-98-8

DRO n-Hydrocarbon Standard, 2000µg/ml in MeChl, 1ml

EPA Method 507 - Performance Check Solution